Home / 70,838.50-106,276.02-26,465.56

Finding the Fourth Proportional to 70,838.50, 106,276.02 and 26,465.56

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Solution

The fourth proportional to 70,838.50, 106,276.02 and 26,465.56 is: 39,705.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,838.50 : 106,276.02 = 26,465.56 : x
  2. Step 2: Convert to fraction form
    70,838.50/106,276.02 = 26,465.56/x
  3. Step 3: Cross multiply
    70,838.50x = 106,276.02 × 26,465.56
  4. Step 4: Simplify right side
    70,838.50x = 2,812,654,383.87
  5. Step 5: Solve for x
    x = 2,812,654,383.87/70,838.50
  6. Step 6: Final answer
    x = 39,705.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.